CN110818386A - Processing method for high-temperature-resistant color screen ceramic - Google Patents

Processing method for high-temperature-resistant color screen ceramic Download PDF

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CN110818386A
CN110818386A CN201911185339.2A CN201911185339A CN110818386A CN 110818386 A CN110818386 A CN 110818386A CN 201911185339 A CN201911185339 A CN 201911185339A CN 110818386 A CN110818386 A CN 110818386A
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glaze
blank
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mud
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阳纯文
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Hengyang Sunshine Ceramics Co Ltd
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Hengyang Sunshine Ceramics Co Ltd
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    • C04B33/13Compounding ingredients
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    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
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    • C04B41/00After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
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    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
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    • C04B2235/3231Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
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    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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    • C04B2235/3427Silicates other than clay, e.g. water glass
    • C04B2235/3463Alumino-silicates other than clay, e.g. mullite

Abstract

The invention discloses a high-temperature-resistant color screen ceramic processing method, which relates to the field of ceramic production and comprises the following steps: processing a blank: blank raw materials: the raw materials comprise the following components: ten parts of kaolin, eight parts of quartz stone, five parts of feldspar, one part of talc, three parts of alumina, three parts of zinc oxide, four parts of zirconia and ten parts of water are used for manufacturing a bottom blank of the ceramic; and (3) staling: the humic acid water-retaining agent is used for uniformly distributing water in the mud cakes, increasing the content of humic acid substances and improving the viscosity and strength of the mud cakes; refining: the device is used for carrying out vacuum treatment on the mud cakes again to ensure that the hardness and the vacuum degree of the mud cakes meet the production requirements, and the mud cakes are changed into mud sections with different specifications; by arranging the glazing machine, the glazing machine can be used for glazing, and the glazing machine is adopted for semi-automatically glazing, so that the labor cost is reduced, the glazing can be uniformly glazed, the uniformity of products is improved, and defective products are reduced.

Description

Processing method for high-temperature-resistant color screen ceramic
Technical Field
The invention relates to the field of ceramic production, in particular to a method for processing high-temperature-resistant color screen ceramic.
Background
Ceramic, english: china invented pottery as early as 8000-one year before the official era (the age of new stoneware), a vessel fired by pottery clay is called pottery, a vessel fired by porcelain clay is called porcelain, the pottery is a general name of the pottery, the stoneware and the porcelain, ancient people are called as pottery, all the clay with two different properties of pottery clay and porcelain clay are used as raw materials, the ware manufactured by the process flows of proportioning, molding, drying, roasting and the like can be called as pottery, and the present pottery needs more and more novel characteristics to adapt to the society which is rapidly developed nowadays.
However, in the prior art, the glaze surface is discolored for a long time in the processing of ceramics, cracks, bubbles and the like are often generated when the prior daily ceramic glaze is subjected to high temperature, so that the quality of the glaze material in a production place is poor, and the glaze material is basically artificially glazed in the glazing process, so that the efficiency is low.
Disclosure of Invention
The invention aims to: the glaze surface can change color for a long time, when the existing daily ceramic glaze material is subjected to high temperature, cracks, bubbles and the like can be often generated, so that the quality of the glaze material at a production place is poor, and the glaze material is basically glazed artificially during glazing, so that the efficiency is low.
In order to achieve the purpose, the invention provides the following technical scheme: the processing method for the high-temperature-resistant color screen ceramic comprises the following steps:
processing a blank:
blank raw materials: the raw materials comprise the following components: ten parts of kaolin, eight parts of quartz stone, five parts of feldspar, one part of talc, three parts of alumina, three parts of zinc oxide, four parts of zirconia and ten parts of water are used for manufacturing a bottom blank of the ceramic;
grinding: the device is used for crushing the blank raw materials from large solid blocks into fine particles, so that the blank raw materials are fully mixed, and the processed blank raw materials are refined into particles with the diameter of one hundred sixty to one hundred eighty meshes, so that the raw materials become slurry;
screening: the device is used for treating impurities in the slurry, screening out the part which does not meet the specification in the slurry and removing iron in the slurry;
and (3) filter pressing: the device is used for removing the redundant water in the slurry to make the slurry become a mud cake;
and (3) coarse smelting: the device is used for extruding air in the mud cakes, the mud cakes are uniformly distributed in tissue, and the vacuum degree of the mud cakes is required to reach about zero one;
and (3) staling: the humic acid water-retaining agent is used for uniformly distributing water in the mud cakes, increasing the content of humic acid substances and improving the viscosity and strength of the mud cakes;
refining: the device is used for carrying out vacuum treatment on the mud cakes again to ensure that the hardness and the vacuum degree of the mud cakes meet the production requirements, and the mud cakes are changed into mud sections with different specifications;
and (3) glaze processing:
raw materials of glaze: the raw materials comprise the following components: ten parts of calcium oxide, three parts of potassium oxide, three parts of sodium oxide, five parts of quartz, four parts of anorthite and ten parts of water are used for preparing finished glaze;
grinding: fully crushing and mixing the glaze raw materials to thin the glaze raw materials into particles with diameters of two hundred to two hundred and fifty meshes so as to enable the glaze raw materials to become glaze slurry;
screening: the device is used for removing impurities in the glaze slurry, screening out the part which does not meet the specification in the glaze slurry and removing iron in the glaze slurry;
and (3) staling: the glaze slurry is used for fully mixing the oxides in the glaze slurry to form finished glaze;
glazing:
and (3) drying: the drying device is used for drying mud segments with different specifications, so that the strength of the mud segments is further improved;
blank sticking: the mud section plastic bonding machine is used for plastically forming mud sections into different shapes and bonding the different mud sections to form mud blanks in various shapes;
biscuit firing: the method is used for sintering the mud blank to form an original white blank;
fine modification: the processing method is used for processing the white blank in detail, and reducing the protrusion and the defect on the white blank;
glazing: the glaze is used for attaching the finished glaze to the surface of the white blank so that the finished glaze can wrap the white blank;
glaze firing: the ceramic tile is used for firing the finished glaze product, so that the finished glaze product can be fully oxidized to discharge gas in the mahjong tiles, and the gas is attached to the outer side of the white blank to enable the white blank to become white porcelain;
colored drawing: the colored glaze layer is used for decorating the glaze layer of the white porcelain, and a plurality of colored oxides are attached to the white porcelain glaze layer according to a certain proportion and shape to form a colored drawing layer;
color burning: the ceramic glaze is used for firing the colored drawing layer, so that the colored drawing layer can be attached to the outer side of the glaze layer, and the colored drawing is changed in color through high temperature, so that the colored drawing effect is presented, and the white porcelain is made into colored ceramic.
Preferably, the screening is performed by a screening machine which is divided into a dry screen and a wet screen, the screening of the unqualified part of the raw material is performed by the dry screen, the screening efficiency of the dry screen depends on the temperature of the raw material, and the dry screen with higher humidity and higher temperature vibrates at a higher speed; the wet sieve removes iron, a magnetic flux pipe is arranged in the wet sieve, and magnetic fields in the magnetic flux pipe are unevenly distributed in the wet sieve.
Preferably, the mud cake has a staling time of three days, the mud cake is placed in a closed warehouse, the staling temperature of the mud cake is maintained at twenty degrees, and the staling humidity of the mud cake is maintained at sixty percent; the glaze slurry is placed in a closed pool, the aging temperature of the glaze slurry is kept at twenty-five ℃, the aging humidity of the glaze slurry is kept at eighty percent, and the glaze slurry is continuously placed in the pool for preservation after aging.
Preferably, the biscuiting is carried out through a tunnel kiln, the length of the tunnel kiln is seventy-two meters, kiln cars are arranged on two sides and the top of the tunnel kiln, the tunnel kiln is divided into a preheating zone, a burning zone and a cooling zone, and the burning process of the mud segment is divided into an evaporation period, an oxidative decomposition and crystal transformation period, a vitrification porcelain forming period and a cooling period.
Preferably, the glazing is performed by means of glaze pouring, the glaze pouring is performed semi-automatically by using a glazing machine, and the glazing machine is composed of a conveyor belt, a glaze film and a rotating device.
Preferably, the glaze firing is also performed in a tunnel kiln, the high fire temperature required to be reached during the glaze firing needs to reach eight hundred fifty degrees centigrade, the finished glaze is melted at high temperature and attached to the surface of the white blank, the finished glaze is cooled after being dissolved, the cooling temperature of the finished glaze needs to be reduced to four hundred degrees centigrade, and the temperature after cooling should be below one hundred degrees centigrade.
Preferably, the colored drawing comprises the following raw materials: the color painting process comprises the steps of preparing iron sesquioxide, copper oxide, cobalt oxide, manganese oxide, titanium dioxide and the like, wherein the iron sesquioxide, the copper oxide, the cobalt oxide, the manganese oxide, the titanium dioxide and the like are respectively in red, green, blue, purple, yellow and the like, and the iron sesquioxide, the copper oxide, the cobalt oxide, the manganese oxide and the titanium dioxide are blended into different colors according to requirements.
Preferably, after the colored sintering, the colored porcelain is required to be polished, after polishing, the colored porcelain is required to be selected, unqualified colored porcelain is selected to be returned to the blank, and qualified colored porcelain is selected to be a finished product.
Preferably, the steps of grinding the blank material and the glaze material are as follows: coarse crushing, medium crushing and fine crushing, the coarse crushing is carried out by adopting a jaw crusher, the jaw crusher is used for crushing massive blank raw materials and glaze raw materials to forty millimeters respectively, the medium crushing is carried out by adopting a roller machine, the roller machine is used for crushing the crushed blank raw materials and the crushed glaze raw materials to millimeter levels, the fine crushing is carried out by adopting a ball mill, the ball mill is used for crushing the blank raw materials into particles with diameters between one hundred sixty to one hundred eighty meshes, and the ball mill is used for crushing the glaze raw materials into particles with diameters between two hundred to two hundred fifty meshes.
Compared with the prior art, the invention has the beneficial effects that:
1 ten parts of kaolin, eight parts of quartz stone, five parts of feldspar, one part of talc, three parts of alumina, three parts of zinc oxide and four parts of zirconia are added, ten parts of water can improve the firmness of the white blank and reduce the deformation condition of the white blank at high temperature,
2 through having set up the glazing machine, can make the glazing drench the glaze through the machine, drench the glaze and make and adopt the glazing machine semi-automatic glazing that carries out, reduced the human cost, make the glazing can both evenly glazing moreover, improve the uniformity of product, reduce the substandard product.
Drawings
FIG. 1 is a schematic view of a bottom blank processing structure of the present invention;
FIG. 2 is a schematic view of the finished glaze processing structure of the present invention;
fig. 3 is a schematic view of a colored porcelain processing structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a method for processing a high temperature resistant color screen ceramic includes:
processing a blank:
blank raw materials: the raw materials comprise the following components: ten parts of kaolin, eight parts of quartz stone, five parts of feldspar, one part of talc, three parts of alumina, three parts of zinc oxide, four parts of zirconia and ten parts of water are used for manufacturing a bottom blank of the ceramic;
grinding: the device is used for crushing the blank raw materials from large solid blocks into fine particles, so that the blank raw materials are fully mixed, and the processed blank raw materials are refined into particles with the diameter of one hundred sixty to one hundred eighty meshes, so that the raw materials become slurry;
screening: the device is used for treating impurities in the slurry, screening out the part which does not meet the specification in the slurry and removing iron in the slurry;
and (3) filter pressing: the device is used for removing the redundant water in the slurry to make the slurry become a mud cake;
and (3) coarse smelting: the device is used for extruding air in the mud cakes, the mud cakes are uniformly distributed in tissue, and the vacuum degree of the mud cakes is required to reach about zero one;
and (3) staling: the humic acid water-retaining agent is used for uniformly distributing water in the mud cakes, increasing the content of humic acid substances and improving the viscosity and strength of the mud cakes;
refining: the device is used for carrying out vacuum treatment on the mud cakes again to ensure that the hardness and the vacuum degree of the mud cakes meet the production requirements, and the mud cakes are changed into mud sections with different specifications;
and (3) glaze processing:
raw materials of glaze: the raw materials comprise the following components: ten parts of calcium oxide, three parts of potassium oxide, three parts of sodium oxide, five parts of quartz, four parts of anorthite and ten parts of water are used for preparing finished glaze;
grinding: fully crushing and mixing the glaze raw materials to thin the glaze raw materials into particles with diameters of two hundred to two hundred and fifty meshes so as to enable the glaze raw materials to become glaze slurry;
screening: the device is used for removing impurities in the glaze slurry, screening out the part which does not meet the specification in the glaze slurry and removing iron in the glaze slurry;
and (3) staling: the glaze slurry is used for fully mixing the oxides in the glaze slurry to form finished glaze;
glazing:
and (3) drying: the drying device is used for drying mud segments with different specifications, so that the strength of the mud segments is further improved;
blank sticking: the mud section plastic bonding machine is used for plastically forming mud sections into different shapes and bonding the different mud sections to form mud blanks in various shapes;
biscuit firing: the method is used for sintering the mud blank to form an original white blank;
fine modification: the processing method is used for processing the white blank in detail, and reducing the protrusion and the defect on the white blank;
glazing: the glaze is used for attaching the finished glaze to the surface of the white blank so that the finished glaze can wrap the white blank;
glaze firing: the ceramic tile is used for firing the finished glaze product, so that the finished glaze product can be fully oxidized to discharge gas in the mahjong tiles, and the gas is attached to the outer side of the white blank to enable the white blank to become white porcelain;
colored drawing: the colored glaze layer is used for decorating the glaze layer of the white porcelain, and a plurality of colored oxides are attached to the white porcelain glaze layer according to a certain proportion and shape to form a colored drawing layer;
color burning: the ceramic glaze is used for firing the colored drawing layer, so that the colored drawing layer can be attached to the outer side of the glaze layer, and the colored drawing is changed in color through high temperature, so that the colored drawing effect is presented, and the white porcelain is made into colored ceramic.
Example 1
Referring to fig. 1, as a preferred embodiment of the present invention: the steps of grinding the blank raw material and the glaze raw material are as follows: coarse crushing, medium crushing and fine crushing, the coarse crushing is carried out by adopting a jaw crusher, the jaw crusher is used for crushing massive blank raw materials and glaze raw materials to forty millimeters respectively, the medium crushing is carried out by adopting a roller machine, the roller machine is used for crushing the crushed blank raw materials and the crushed glaze raw materials to millimeter levels, the fine crushing is carried out by adopting a ball mill, the ball mill is used for crushing the blank raw materials into particles with diameters between one hundred sixty to one hundred eighty meshes, and the ball mill is used for crushing the glaze raw materials into particles with diameters between two hundred to two hundred fifty meshes.
Can grind the blank raw materials to suitable fineness, conveniently make the blank carry out abundant mixture, reduce because the various porcelain that raw materials maldistribution leads to damages, improve the quality of various porcelains, make the frit can carry out abundant mixture, improve the mixture of various oxides in the frit, improve the quality on glaze layer.
Example 2
Referring to fig. 2, as a preferred embodiment of the present invention: screening is carried out through a screening machine, the screening machine is divided into a dry screen and a wet screen, screening of unqualified raw materials is carried out through the dry screen, the screening efficiency of the dry screen depends on the temperature of the raw materials, and the higher the humidity and the temperature of the raw materials are, the higher the vibration speed of the dry screen is; and the wet sieve is used for removing iron, a magnetic flux pipe is arranged in the wet sieve, and the magnetic field in the magnetic flux pipe is unevenly distributed in the wet sieve.
The wet sieve is used for separating the iron, the magnetic flux tubes are electrified to generate an uneven magnetic field, so that the iron generates Lorentz force in the magnetic field due to high and low magnetic fields to generate direction deviation, the iron is moved out of the raw materials, and the purity of the raw materials is improved.
Example 3
Referring to fig. 1, as a preferred embodiment of the present invention: the aging time of the mud cakes is three days, the mud cakes are placed in a closed warehouse, the aging temperature of the mud cakes is kept at twenty ℃, and the aging humidity of the mud cakes is kept at sixty percent; the aging time of the glaze slurry is seven days, the glaze slurry is placed in a closed pool, the aging temperature of the glaze slurry is kept at twenty-five ℃, the aging humidity of the glaze slurry is kept at eighty percent, and the glaze slurry is continuously placed in the pool for preservation after aging.
The method has the advantages that the moisture in the mud cakes is diffused, the components in the mud cakes tend to be uniform, the plasticity of the mud cakes is improved, the subsequent processing is facilitated, the glaze slurry is aged, oxides in the glaze slurry can fully react, the color and acidity of the glaze slurry are changed, and the glaze slurry is conveniently attached to the surface of a white blank.
Example 4
Referring to fig. 3, as a preferred embodiment of the present invention: biscuiting is carried out through the tunnel cave, and the length of tunnel cave is seventy two meters, and the both sides of tunnel cave and top all are provided with the kiln car, and the tunnel cave divide into preheating zone, burning zone and cooling zone, and the firing process of mud section is divided into evaporation period, oxidative decomposition and crystal form conversion phase, vitrification porcelain forming phase and cooling period.
The tunnel kiln can carry out the processing of multistep to white porcelain simultaneously, makes the process of firing into burning continuous, prevents that white porcelain from leading to firing into failure or unqualified in the unexpected difference in temperature of course of working, and the kiln car can make things convenient for the removal of white porcelain at the tunnel kiln.
Example 5
Referring to fig. 3, as a preferred embodiment of the present invention: the glazing is carried out in a glaze pouring mode, the glaze pouring enables the glazing to be carried out semi-automatically by adopting a glazing machine, and the glazing machine is composed of a conveyor belt, a glaze film and a rotating device.
In the glazing process, the white porcelain is not required to be coated manually, the production efficiency is improved, the production cost is reduced, the glazing of the machine is uniform, and the quality of the glaze layer is improved.
Example 6
Referring to fig. 3, as a preferred embodiment of the present invention: the glaze firing is also carried out in a tunnel kiln, the high fire temperature required to be reached during the glaze firing needs to reach eight hundred fifty ℃ and the finished glaze is melted and attached to the surface of the white blank at high temperature, the finished glaze is cooled after being dissolved, the cooling temperature of the finished glaze needs to be reduced to four hundred ℃, and the temperature after cooling is required to be below one hundred ℃.
The finished glaze can be melted and fully mixed in a high-temperature environment, gas in the finished glaze is discharged, hollowness in a glaze layer is reduced, and the quality of the colored porcelain is improved.
Example 7
Referring to fig. 3, as a preferred embodiment of the present invention: the colored drawing comprises the following raw materials: the color painting process includes mixing ferric oxide, copper oxide, cobalt oxide, manganese oxide, titanium dioxide and other colors as required.
Can carry out multiple mixing of colors to the glaze layer, improve the variety of various porcelain, increase the practicality of various porcelain.
Example 8
Referring to fig. 3, as a preferred embodiment of the present invention: and after the firing, the colored porcelain is required to be polished, after polishing, the colored porcelain is required to be selected, unqualified colored porcelain is selected for returning to the blank, and qualified colored porcelain is selected to be a finished product.
Example 9
The steps of grinding the blank raw material and the glaze raw material are as follows: the method comprises the following steps of coarse crushing, medium crushing and fine crushing, wherein the coarse crushing is carried out by adopting a jaw crusher, the jaw crusher is used for crushing massive blank raw materials and glaze raw materials to forty millimeters respectively, the medium crushing is carried out by adopting a roller machine, the roller machine is used for crushing the crushed blank raw materials and the crushed glaze raw materials to millimeter levels, the fine crushing is carried out by adopting a ball mill, the ball mill is used for crushing the blank raw materials into particles with diameters of one hundred sixty to one hundred eighty meshes, and the ball mill is used for crushing the glaze raw materials into particles with diameters of two hundred to two hundred fifty meshes.
Retrieve unqualified colored porcelain, can reduce the waste, polish and can handle bubble, the miniature deformation that the colored porcelain takes place when firing, improve the qualification rate of colored porcelain.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (9)

1. A high-temperature-resistant color screen ceramic processing method is characterized by comprising the following steps: the method comprises the following steps:
processing a blank:
blank raw materials: the raw materials comprise the following components: ten parts of kaolin, eight parts of quartz stone, five parts of feldspar, one part of talc, three parts of alumina, three parts of zinc oxide, four parts of zirconia and ten parts of water are used for manufacturing a bottom blank of the ceramic;
grinding: the device is used for crushing the blank raw materials from large solid blocks into fine particles, so that the blank raw materials are fully mixed, and the processed blank raw materials are refined into particles with the diameter of one hundred sixty to one hundred eighty meshes, so that the raw materials become slurry;
screening: the device is used for treating impurities in the slurry, screening out the part which does not meet the specification in the slurry and removing iron in the slurry;
and (3) filter pressing: the device is used for removing the redundant water in the slurry to make the slurry become a mud cake;
and (3) coarse smelting: the device is used for extruding air in the mud cakes, the mud cakes are uniformly distributed in tissue, and the vacuum degree of the mud cakes is required to reach about zero one;
and (3) staling: the humic acid water-retaining agent is used for uniformly distributing water in the mud cakes, increasing the content of humic acid substances and improving the viscosity and strength of the mud cakes;
refining: the device is used for carrying out vacuum treatment on the mud cakes again to ensure that the hardness and the vacuum degree of the mud cakes meet the production requirements, and the mud cakes are changed into mud sections with different specifications;
and (3) glaze processing:
raw materials of glaze: the raw materials comprise the following components: ten parts of calcium oxide, three parts of potassium oxide, three parts of sodium oxide, five parts of quartz, four parts of anorthite and ten parts of water are used for preparing finished glaze;
grinding: fully crushing and mixing the glaze raw materials to thin the glaze raw materials into particles with diameters of two hundred to two hundred and fifty meshes so as to enable the glaze raw materials to become glaze slurry;
screening: the device is used for removing impurities in the glaze slurry, screening out the part which does not meet the specification in the glaze slurry and removing iron in the glaze slurry;
and (3) staling: the glaze slurry is used for fully mixing the oxides in the glaze slurry to form finished glaze;
glazing:
and (3) drying: the drying device is used for drying mud segments with different specifications, so that the strength of the mud segments is further improved;
blank sticking: the mud section plastic bonding machine is used for plastically forming mud sections into different shapes and bonding the different mud sections to form mud blanks in various shapes;
biscuit firing: the method is used for sintering the mud blank to form an original white blank;
fine modification: the processing method is used for processing the white blank in detail, and reducing the protrusion and the defect on the white blank;
glazing: the glaze is used for attaching the finished glaze to the surface of the white blank so that the finished glaze can wrap the white blank;
glaze firing: the ceramic tile is used for firing the finished glaze product, so that the finished glaze product can be fully oxidized to discharge gas in the mahjong tiles, and the gas is attached to the outer side of the white blank to enable the white blank to become white porcelain;
colored drawing: the colored glaze layer is used for decorating the glaze layer of the white porcelain, and a plurality of colored oxides are attached to the white porcelain glaze layer according to a certain proportion and shape to form a colored drawing layer;
color burning: the ceramic glaze is used for firing the colored drawing layer, so that the colored drawing layer can be attached to the outer side of the glaze layer, and the colored drawing is changed in color through high temperature, so that the colored drawing effect is presented, and the white porcelain is made into colored ceramic.
2. The method for processing high-temperature-resistant color screen ceramic according to claim 1, wherein the method comprises the following steps: the screening is carried out by a screening machine which is divided into a dry screen and a wet screen, the screening of the unqualified part of the raw material is carried out by the dry screen, the screening efficiency of the dry screen depends on the temperature of the raw material, and the higher the humidity and the temperature of the raw material are, the higher the vibration speed of the dry screen is; the wet sieve removes iron, a magnetic flux pipe is arranged in the wet sieve, and magnetic fields in the magnetic flux pipe are unevenly distributed in the wet sieve.
3. The method for processing high-temperature-resistant color screen ceramic according to claim 1, wherein the method comprises the following steps: the ageing time of the mud cakes is three days, the mud cakes are placed in a closed warehouse, the ageing temperature of the mud cakes is kept at twenty ℃, and the ageing humidity of the mud cakes is kept at sixty percent; the glaze slurry is placed in a closed pool, the aging temperature of the glaze slurry is kept at twenty-five ℃, the aging humidity of the glaze slurry is kept at eighty percent, and the glaze slurry is continuously placed in the pool for preservation after aging.
4. The method for processing high-temperature-resistant color screen ceramic according to claim 1, wherein the method comprises the following steps: the biscuiting is carried out through the tunnel cave, the length of tunnel cave is seventy two meters, the both sides of tunnel cave and top all are provided with the kiln car, the tunnel cave divide into preheating zone, burning zone and cooling zone, the burning process of mud section divide into evaporation period, oxidative decomposition and crystal form conversion phase, vitrification porcelain forming phase and cooling phase.
5. The method for processing high-temperature-resistant color screen ceramic according to claim 1, wherein the method comprises the following steps: the glazing is carried out in a glaze pouring mode, the glaze pouring enables semi-automatic glazing to be carried out by using a glazing machine, and the glazing machine is composed of a conveyor belt, a glaze film and a rotating device.
6. The method for processing high-temperature-resistant color screen ceramic according to claim 1, wherein the method comprises the following steps: the glaze firing is also carried out in a tunnel kiln, the high fire temperature that the temperature needs to reach during the glaze firing needs to reach eight hundred fifty degrees centigrade, the finished product glaze melts the surface that adheres to at the white base under high temperature, the cooling is carried out to the finished product glaze after dissolving to it, and the cooling temperature of finished product glaze need drop to four hundred degrees centigrade, the temperature should be below one hundred degrees centigrade after the cooling.
7. The method for processing high-temperature-resistant color screen ceramic according to claim 1, wherein the method comprises the following steps: the colored drawing comprises the following raw materials: the color painting process comprises the steps of preparing iron sesquioxide, copper oxide, cobalt oxide, manganese oxide, titanium dioxide and the like, wherein the iron sesquioxide, the copper oxide, the cobalt oxide, the manganese oxide, the titanium dioxide and the like are respectively in red, green, blue, purple, yellow and the like, and the iron sesquioxide, the copper oxide, the cobalt oxide, the manganese oxide and the titanium dioxide are blended into different colors according to requirements.
8. The method for processing high-temperature-resistant color screen ceramic according to claim 1, wherein the method comprises the following steps: the method is characterized in that after the firing, the colored porcelain is required to be polished, after the polishing, the colored porcelain is required to be selected, unqualified colored porcelain is selected to be returned to the blank, and qualified colored porcelain is selected to be a finished product.
9. The method for processing high-temperature-resistant color screen ceramic according to claim 1, wherein the method comprises the following steps: the steps of grinding the blank raw material and the glaze raw material are as follows: coarse crushing, medium crushing and fine crushing, the coarse crushing is carried out by adopting a jaw crusher, the jaw crusher is used for crushing massive blank raw materials and glaze raw materials to forty millimeters respectively, the medium crushing is carried out by adopting a roller machine, the roller machine is used for crushing the crushed blank raw materials and the crushed glaze raw materials to millimeter levels, the fine crushing is carried out by adopting a ball mill, the ball mill is used for crushing the blank raw materials into particles with diameters between one hundred sixty to one hundred eighty meshes, and the ball mill is used for crushing the glaze raw materials into particles with diameters between two hundred to two hundred fifty meshes.
CN201911185339.2A 2019-11-27 2019-11-27 Processing method for high-temperature-resistant color screen ceramic Pending CN110818386A (en)

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